Simple and extensible shell script for managing your `todo.txt` file.
List every item
todo.sh ls
Add an item with project and context tags
todo.sh add 'description +project @context'
Mark an item as [do]ne
todo.sh do item_no
Remove an item
todo.sh rm item_no
Set an item's [pri]ority (A-Z)
todo.sh pri item_no priority
Replace an item
todo.sh replace item_no 'new_description'